From 177a2281dda1a2853be748555be22e9f5bcaa26a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sl=C3=A1vek=20Banko?= <slavek.banko@axis.cz>
Date: Mon, 18 Feb 2019 01:41:58 +0100
Subject: Add a function that determines the filename of the library for the
 target. This replaces get_target_property( LOCATION ) that is deprecated due
 to CMP0026.
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Signed-off-by: Slávek Banko <slavek.banko@axis.cz>
(cherry picked from commit 0a407527790db5dbf573ffba5dbac45048489c0a)
---
 modules/TDEMacros.cmake | 76 ++++++++++++++++++++++++++++---------------------
 1 file changed, 44 insertions(+), 32 deletions(-)

diff --git a/modules/TDEMacros.cmake b/modules/TDEMacros.cmake
index b6a08f8..f59a416 100644
--- a/modules/TDEMacros.cmake
+++ b/modules/TDEMacros.cmake
@@ -108,18 +108,6 @@ endif( )
 ########### slave part ends here ###############
 
 
-################################################
-#####
-##### CMP0026 states we should not read the LOCATION property of a target,
-##### and should be using generators instead. We can't do that here however
-##### because we need the value of the property at configure time.
-
-if( POLICY CMP0026 )
-  cmake_policy( PUSH )
-  cmake_policy( SET CMP0026 OLD )
-endif( POLICY CMP0026 )
-
-
 ################################################
 #####
 ##### tde_install_icons( <icons...> THEME <svgicons> DESTINATION <destdir> )
@@ -252,15 +240,53 @@ macro( tde_file_to_cpp _src _dst _var )
 endmacro( )
 
 
+#################################################
+#####
+##### tde_get_library_filename( <var> <target> )
+
+function( tde_get_library_filename _filename _target )
+  get_target_property( _type ${_target} TYPE )
+  if( "${_type}" MATCHES "_LIBRARY" )
+    get_target_property( _output_prefix ${_target} PREFIX )
+    if( "${_output_prefix}" STREQUAL "_output_prefix-NOTFOUND" )
+      if( "${_type}" MATCHES "STATIC_" )
+        set( _output_prefix "${CMAKE_STATIC_LIBRARY_PREFIX}" )
+      elseif( "${_type}" MATCHES "SHARED_" )
+        set( _output_prefix "${CMAKE_SHARED_LIBRARY_PREFIX}" )
+      elseif( "${_type}" MATCHES "MODULE_" )
+        set( _output_prefix "${CMAKE_SHARED_MODULE_PREFIX}" )
+      else( )
+        set( _output_prefix "" )
+      endif( )
+    endif( )
+    get_target_property( _output_suffix ${_target} SUFFIX )
+    if( "${_output_suffix}" STREQUAL "_output_suffix-NOTFOUND" )
+      if( "${_type}" MATCHES "STATIC_" )
+        set( _output_suffix "${CMAKE_STATIC_LIBRARY_SUFFIX}" )
+      elseif( "${_type}" MATCHES "SHARED_" )
+        set( _output_suffix "${CMAKE_SHARED_LIBRARY_SUFFIX}" )
+      elseif( "${_type}" MATCHES "MODULE_" )
+        set( _output_suffix "${CMAKE_SHARED_MODULE_SUFFIX}" )
+      else( )
+        set( _output_suffix "" )
+      endif( )
+    endif( )
+    get_target_property( _output ${_target} OUTPUT_NAME )
+    set( ${_filename} "${_output_prefix}${_output}${_output_suffix}" PARENT_SCOPE )
+  else( )
+    set( ${_filename} "" PARENT_SCOPE )
+  endif( )
+endfunction( )
+
+
 #################################################
 #####
 ##### tde_install_la_file( <target> <destination> )
 
 macro( tde_install_la_file _target _destination )
 
-  get_target_property( _target_location ${_target} LOCATION )
+  tde_get_library_filename( _soname ${_target} )
   get_target_property( _target_release ${_target} RELEASE )
-  get_filename_component( _soname ${_target_location} NAME )
   if( _target_release )
     string( REPLACE "-${_target_release}" "" _soname_base "${_soname}" )
   else( )
@@ -453,11 +479,9 @@ endmacro( __tde_internal_process_sources )
 
 macro( tde_install_libtool_file _target _destination )
 
-  get_target_property( _target_location ${_target} LOCATION )
-  get_target_property( _target_release ${_target} RELEASE )
-
   # get .so name
-  get_filename_component( _soname ${_target_location} NAME )
+  tde_get_library_filename( _soname ${_target} )
+  get_target_property( _target_release ${_target} RELEASE )
   if( _target_release )
     string( REPLACE "-${_target_release}" "" _soname_base "${_soname}" )
   else( )
@@ -840,8 +864,7 @@ macro( tde_add_library _arg_target )
     if( "SHARED" STREQUAL ${_type} AND NOT _no_export )
 
       # get target properties: output name, version, soversion
-      get_target_property( _output ${_target} LOCATION )
-      get_filename_component( _output ${_output} NAME )
+      tde_get_library_filename( _output ${_target} )
       get_target_property( _version ${_target} VERSION )
       get_target_property( _soversion ${_target} SOVERSION )
 
@@ -861,8 +884,7 @@ macro( tde_add_library _arg_target )
 
     # install base soname
     if( _release AND NOT "STATIC" STREQUAL ${_type} )
-      get_target_property( _output ${_target} LOCATION )
-      get_filename_component( _soname ${_output} NAME )
+      tde_get_library_filename( _output ${_target} )
       string( REPLACE "-${_release}" "" _soname_base "${_soname}" )
       if( _version )
         get_target_property( _soversion ${_target} SOVERSION )
@@ -2101,13 +2123,3 @@ macro( tde_setup_dbus )
   endif( )
 
 endmacro( )
-
-
-################################################
-#####
-##### Restore CMP0026 policy
-
-if( POLICY CMP0026 )
-  cmake_policy( POP )
-endif( POLICY CMP0026 )
-
-- 
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